// Row 126 (#1620, REQ-LIMIT-2): the account a launch spends. Only a claude-code launch carries
// launch.account.name; the bus environment must hold the named login set and no other credential
// variable, and the refusals name variables, never values. A pi launch has account null and skips
// both checks. A stub host answers the ops; no sandbox, Docker or session process.
import test from 'node:test';
import assert from 'node:assert/strict';
import {readFileSync} from 'node:fs';
import {createLauncher} from '../src/launcher.mjs';
import {initializeControl} from '../../processing-control/src/state.mjs';
import {fixture,tmp,withoutHostCredentials} from './helpers.mjs';
import {launchLogFile,SESSION_CREDENTIALS} from '../../seat/src/session.mjs';

const VALUE='stand-in-value-7f3a';
const ACCOUNT={name:'jason-max',credential:'CLAUDE_CODE_OAUTH_TOKEN'};

// set is the credential variables the bus environment holds; every other one is removed. A pi
// launch gets one made-up pi key, so its own preflight passes on any host. proxy goes to the launcher's
// testProxy option, a static session proxy context (row 332, #774 F4); edit changes the rest of the file.
function setup(t,{harness='claude-code',account=ACCOUNT,set=['CLAUDE_CODE_OAUTH_TOKEN'],proxy=null,edit=doc=>doc}={}){
 const root=tmp(t),f=fixture(root,'acme',doc=>{
  doc.roles.coder.vars.model='claude-sonnet-5-5';doc.roles.coder.vars.harness=harness;
  if(account)doc.launch.account=account;
  return edit(doc);
 }),ops=[];
 initializeControl(f.dataRoot);
 withoutHostCredentials(f.env,{piKey:harness==='pi'});
 for(const k of set)f.env[k]=VALUE;
 const host={business:'acme',beforeClose:()=>{},op:async x=>{
  ops.push(x);
  if(x.op==='identity')return {business:'acme',role:'pm'};
  if(x.op==='mayLaunch')return {allow:true};
  if(x.op==='authorizeLaunch')throw Object.assign(Error('fixture authorization stop'),{code:'fixture-policy'});
  return {};
 }};
 const launcher=createLauncher({host,system:JSON.parse(readFileSync(f.config,'utf8')),env:f.env,bwrap:'/usr/bin/true',log:()=>{},...(proxy?{testProxy:proxy}:{})});
 const last=()=>JSON.parse(readFileSync(launchLogFile(f.dataRoot,'acme'),'utf8').trim().split('\n').at(-1));
 const may=()=>ops.find(x=>x.op==='mayLaunch');
 return {launcher,ops,last,may};
}

test('REQ-LIMIT-2 a claude-code launch asks mayLaunch with launch.account.name',async t=>{
 const {launcher,may}=setup(t);
 assert.equal((await launcher.fromSession('fixture-cap','coder')).error,'fixture-policy');
 assert.equal(may().account,'jason-max');
});

test('REQ-LIMIT-2 each login set the account can name is accepted when the bus host holds exactly it',async t=>{
 for(const set of SESSION_CREDENTIALS){
  const {launcher,may}=setup(t,{account:{name:'jason-max',credential:set.join('+')},set});
  assert.equal((await launcher.fromSession('fixture-cap','coder')).error,'fixture-policy',set.join('+'));
  assert.equal(may().account,'jason-max');
 }
});

test('REQ-LIMIT-2 account-credential-missing: the named set is not a login set, or the bus host lacks part of it',async t=>{
 for(const [credential,set] of [
  ['ANTHROPIC_API_KEY',['CLAUDE_CODE_OAUTH_TOKEN']],
  // The host holds a login (OAuth), so no-session-credential passes; the named set lacks its URL.
  ['ANTHROPIC_AUTH_TOKEN+ANTHROPIC_BASE_URL',['CLAUDE_CODE_OAUTH_TOKEN','ANTHROPIC_AUTH_TOKEN']],
  ['ANTHROPIC_AUTH_TOKEN',['ANTHROPIC_AUTH_TOKEN','ANTHROPIC_BASE_URL']],
  ['ANTHROPIC_BASE_URL+ANTHROPIC_AUTH_TOKEN',['ANTHROPIC_AUTH_TOKEN','ANTHROPIC_BASE_URL']],
 ]){
  const {launcher,ops,last}=setup(t,{account:{name:'jason-max',credential},set});
  assert.deepEqual(await launcher.fromSession('fixture-cap','coder'),{ok:false,error:'account-credential-missing'},credential);
  const event=last();
  assert.equal(event.code,'account-credential-missing');
  assert.match(event.why,new RegExp(`^account jason-max names ${credential.split('+').join(' with ')},`));
  assert.ok(!JSON.stringify(event).includes(VALUE),'no value in the log');
  assert.equal(ops.find(x=>x.op==='mayLaunch'),undefined,credential);
 }
});

test('REQ-LIMIT-2 account-credential-ambiguous: the bus host sets a credential variable outside the named set, ANTHROPIC_BASE_URL included',async t=>{
 for(const [extra,named] of [[['ANTHROPIC_API_KEY'],'ANTHROPIC_API_KEY'],[['ANTHROPIC_BASE_URL'],'ANTHROPIC_BASE_URL'],
  [['ANTHROPIC_AUTH_TOKEN','ANTHROPIC_BASE_URL'],'ANTHROPIC_AUTH_TOKEN, ANTHROPIC_BASE_URL']]){
  const {launcher,ops,last}=setup(t,{set:['CLAUDE_CODE_OAUTH_TOKEN',...extra]});
  assert.deepEqual(await launcher.fromSession('fixture-cap','coder'),{ok:false,error:'account-credential-ambiguous'},named);
  const event=last();
  assert.equal(event.why,`account jason-max names CLAUDE_CODE_OAUTH_TOKEN, but the bus host also sets ${named}`);
  assert.ok(!JSON.stringify(event).includes(VALUE),'no value in the log');
  assert.equal(ops.find(x=>x.op==='mayLaunch'),undefined,named);
 }
});

// Usage records keep the account's name, so a name that is a credential variable's value refuses,
// whichever variable holds it, before any message that names the account.
test('REQ-LIMIT-2 account-is-credential: launch.account.name is the value of a credential variable the bus host sets',async t=>{
 for(const set of [['CLAUDE_CODE_OAUTH_TOKEN'],['CLAUDE_CODE_OAUTH_TOKEN','ANTHROPIC_API_KEY']]){
  const {launcher,ops,last}=setup(t,{account:{name:VALUE,credential:'CLAUDE_CODE_OAUTH_TOKEN'},set});
  assert.deepEqual(await launcher.fromSession('fixture-cap','coder'),{ok:false,error:'account-is-credential'},set.join());
  const event=last();
  assert.equal(event.code,'account-is-credential');
  assert.match(event.why,/^launch\.account\.name is the value of [A-Z_, ]+; it names the account, never its credential$/);
  for(const k of set)assert.ok(event.why.includes(k),k);
  assert.ok(!JSON.stringify(event).includes(VALUE),'no value in the log');
  assert.equal(ops.find(x=>x.op==='mayLaunch'),undefined,set.join());
 }
});

test('REQ-LIMIT-2 a pi launch carries account null and skips both account checks',async t=>{
 // No session login variable at all, and two at once: neither refuses a pi launch. pi itself runs
 // on the made-up pi key setup gives it, which is no session login.
 for(const set of [[],['CLAUDE_CODE_OAUTH_TOKEN','ANTHROPIC_API_KEY']]){
  const {launcher,may}=setup(t,{harness:'pi',set});
  assert.equal((await launcher.fromSession('fixture-cap','coder')).error,'fixture-policy',set.join());
  assert.equal(may().account,null);
 }
});

test('REQ-LIMIT-2 with no launch.account a claude-code launch carries null and the environment is not checked for ambiguity',async t=>{
 const {launcher,may}=setup(t,{account:null,set:['CLAUDE_CODE_OAUTH_TOKEN','ANTHROPIC_API_KEY']});
 assert.equal((await launcher.fromSession('fixture-cap','coder')).error,'fixture-policy');
 assert.equal(may().account,null);
});

// Row 332 R2 (#1830, review F3): the account checks on a launch with a session proxy context. A
// proxy model is routed through the launcher's testProxy option; no proxy runs.
const PROXY={baseUrl:'http://127.0.0.1:9',key:'fx332-acct-key'};
const proxyModel=doc=>{
 doc.launch.models['proxy-sonnet']={provider:'proxy',model:'claude-sonnet-5-5',route:'anthropic'};
 doc.roles.coder.vars.model='proxy-sonnet';
 return doc;
};

test('row 332 R2 a proxy session refuses account-credential-missing when launch.account names a host login, not proxy',async t=>{
 const {launcher,ops,last}=setup(t,{proxy:PROXY,edit:proxyModel});
 assert.deepEqual(await launcher.fromSession('fixture-cap','coder'),{ok:false,error:'account-credential-missing'});
 const event=last();
 assert.equal(event.code,'account-credential-missing');
 assert.equal(event.why,'account jason-max needs the declared proxy credential');
 for(const value of [VALUE,PROXY.key])assert.ok(!JSON.stringify(event).includes(value),'no value in the log');
 assert.equal(ops.find(x=>x.op==='mayLaunch'),undefined);
});

test('row 332 R2 launch.account credential proxy with no proxy session refuses account-credential-missing',async t=>{
 const {launcher,ops,last}=setup(t,{account:{name:'jason-max',credential:'proxy'}});
 assert.deepEqual(await launcher.fromSession('fixture-cap','coder'),{ok:false,error:'account-credential-missing'});
 const event=last();
 assert.equal(event.code,'account-credential-missing');
 assert.equal(event.why,'account jason-max needs the declared proxy credential');
 assert.ok(!JSON.stringify(event).includes(VALUE),'no value in the log');
 assert.equal(ops.find(x=>x.op==='mayLaunch'),undefined);
});

test('row 332 R2 account-is-credential: launch.account.name is the session proxy key; another name passes the account checks',async t=>{
 const {launcher,ops,last}=setup(t,{account:{name:PROXY.key,credential:'proxy'},set:[],proxy:PROXY,edit:proxyModel});
 assert.deepEqual(await launcher.fromSession('fixture-cap','coder'),{ok:false,error:'account-is-credential'});
 const event=last();
 assert.equal(event.why,'launch.account.name is the value of session proxy key; it names the account, never its credential');
 assert.ok(!JSON.stringify(event).includes(PROXY.key),'no proxy key in the log');
 assert.equal(ops.find(x=>x.op==='mayLaunch'),undefined);
 // The same proxy session and credential with an account name that is no key value launches.
 const named=setup(t,{account:{name:'jason-max',credential:'proxy'},set:[],proxy:PROXY,edit:proxyModel});
 assert.equal((await named.launcher.fromSession('fixture-cap','coder')).error,'fixture-policy');
 assert.deepEqual(named.may(),{op:'mayLaunch',business:'acme',instance:'coder',provider:'proxy',model:'claude-sonnet-5-5',account:'jason-max'});
});